incommensurability

18 LETTERS · 8 SYLLABLES · STARTS WITH I

incommensurability is a valid 18-letter word worth 29 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

I1N1C3O1M3M3E1N1S1U1R1A1B3I1L1I1T1Y4

1 + 1 + 3 + 1 + 3 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 4 =29 PTS

DOUBLE WORD → 58TRIPLE WORD → 87

MEANING

What does incommensurability mean?